Granted Patent
Utility
US 4,766,152 · App. 06/858,619
Oxime derivatives
Inventor:
Friedrich Karrer
Patented Case
View Patent ↗
Granted: Aug 23, 1988
Filed: May 1, 1986
Inventor
Friedrich Karrer
Assignee (at issue)
Ciba-Geigy
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.